| June 2026 | Neo4j acquired GraphAwareProvides intelligence analysis software for financial crime and risk work | Undisclosed | Report on Neo4j buying GraphAware, June 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | SecurityScorecard acquired DriftnetUK business scans the internet and gathers threat data | Undisclosed | Report on SecurityScorecard buying Driftnet, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Eurazeo acquired Nextron SystemsGerman provider of forensic analysis and compromise assessment software | Undisclosed | Report on Eurazeo buying Nextron Systems, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2026 | iCOUNTER acquired ParseIntelCollects adversary intelligence and determines risk at the edge | Undisclosed | Report on iCOUNTER buying ParseIntel, April 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2025 | Silent Push acquired HYASWatches for threats early and filters domain name lookups | Undisclosed | Report on Silent Push buying HYAS, December 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2025 | Dataminr acquired ThreatConnect | $290m | Report on Dataminr buying ThreatConnect, October 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2025 | Sphinx acquired EnigmaLanguage and systems development for counterintelligence and cyber tools | Undisclosed | Report on Sphinx buying Enigma, July 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2025 | Securonix acquired ThreatQuotientProvides a threat intelligence platform | Undisclosed | Report on Securonix buying ThreatQuotient, June 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2025 | VTG acquired TriaplexSignals and cyber warfare expertise with radio frequency solutions | Undisclosed | Report on VTG buying Triaplex, April 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2025 | Lumu acquired MaltiverseSpanish firm providing curated threat feeds and indicators of compromise | Undisclosed | Report on Lumu buying Maltiverse, March 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| January 2025 | Tidal Cyber acquired Zero-Shot SecurityBuilds AI that speeds up threat intelligence processing and analysis | Undisclosed | Report on Tidal Cyber buying Zero-Shot Security, January 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| January 2025 | HPN Holdings acquired CybetaCyber security software suite assessing breach likelihood, impact, vendor risk and virtual SOC | Undisclosed | Report on HPN Holdings buying Cybeta, January 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2024 | Truesec acquired ForesightsFocuses on guidance and knowledge about digital threats | Undisclosed | Report on Truesec buying Foresights, December 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2024 | Chainalysis acquired HexagateOffers live protection and information tools for blockchain networks | $60m | Report on Chainalysis buying Hexagate, December 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2024 | Boxphish acquired TrillionTracks credentials shared on the dark web for organisations | Undisclosed | Report on Boxphish buying Trillion, December 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2024 | Smartcomply acquired AfricaIntelNigerian real-time cyber threat intelligence and dark web monitoring platform | Undisclosed | Report on Smartcomply buying AfricaIntel, November 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2024 | Long Ridge Takes acquired RipjarRisk and threat intelligence technology provider | Undisclosed | Report on Long Ridge Takes buying Ripjar, November 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2024 | Bitsight acquired CybersixgillIsraeli provider of threat intelligence data | $115m | Report on Bitsight buying Cybersixgill, November 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| September 2024 | Mastercard acquired Recorded FutureRecorded Future provides a threat intelligence platform that indexes open, dark and technical sources. Acquired by Mastercard for $2.65bn. | $2.6bn | Report on Mastercard buying Recorded Future, September 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| September 2024 | CSIS Security Group acquired Security Alliance Limited (SecAlliance)Provides intelligence-driven cybersecurity services including threat intelligence and incident response | Undisclosed | Report on CSIS Security Group buying Security Alliance Limited (SecAlliance), September 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2024 | Check Point acquired Cyberint TechnologiesCombines danger reports with mapping of exposed systems | $200m | Report on Check Point buying Cyberint Technologies, August 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2024 | Intel 471 acquired Cyborg SecurityA threat hunting firm providing threat hunting capabilities | Undisclosed | Report on Intel 471 buying Cyborg Security, April 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| February 2024 | Armis acquired CTCIProvides threat intelligence for early warning and breach prevention | $20m | Report on Armis buying CTCI, February 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2023 | TRM Labs acquired Bitcoinabuse.comLets people flag fraudulent cryptocurrency schemes and activity | Undisclosed | Report on TRM Labs buying Bitcoinabuse.com, October 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2023 | Bastion Security Group acquired CassiniThreat intelligence company based in New Zealand | Undisclosed | Report on Bastion Security Group buying Cassini, October 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2023 | Blattner Technologies acquired Jigsaw Security EnterpriseThreat intelligence firm detecting malware in encrypted traffic and insider threats | Undisclosed | Report on Blattner Technologies buying Jigsaw Security Enterprise, June 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2023 | ReliaQuest acquired EclecticIQEuropean cybersecurity vendor providing threat intelligence | Undisclosed | Report on ReliaQuest buying EclecticIQ, May 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2023 | ZeroFox acquired LookingGlassBusiness dealing with danger data and mapping of exposed systems | $26m | Report on ZeroFox buying LookingGlass, April 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2023 | Telsy acquired TS-WayThreat intelligence firm based in Italy | Undisclosed | Report on Telsy buying TS-Way, April 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| February 2023 | Okta acquired Bad PacketsThreat intelligence firm running an extensive honeypot network | Undisclosed | Report on Okta buying Bad Packets, February 2023 (opens in a new tab) |
| January 2023 | Talan acquired GemservProfessional services firm offering a threat intelligence solution | Undisclosed | Report on Talan buying Gemserv, January 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| January 2023 | FiscalNote acquired Dragonfly EyeSpecialises in geopolitical and security intelligence on threats including cybercrime | $32.8m | Report on FiscalNote buying Dragonfly Eye, January 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2022 | SilverEdge acquired Counter Threat SolutionsProvides all source and counterintelligence, cyber and identity intelligence services | Undisclosed | Report on SilverEdge buying Counter Threat Solutions, October 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| September 2022 | Arctic Wolf acquired VxIntelThreat intelligence company with knowledge of the malware landscape | Undisclosed | Report on Arctic Wolf buying VxIntel, September 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2022 | Sigma7 acquired Intelligence FusionProvides threat intelligence data and software | Undisclosed | Report on Sigma7 buying Intelligence Fusion, August 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2022 | Recorded Future acquired HatchingProvides malware analysis and a malware sandboxing solution | Undisclosed | Report on Recorded Future buying Hatching, July 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2022 | ReliaQuest acquired Digital ShadowsA threat intelligence startup providing contextual threat data | $160m | Report on ReliaQuest buying Digital Shadows, June 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2022 | Microsoft acquired MiburoCyber threat analysis and research on foreign information operations | Undisclosed | Report on Microsoft buying Miburo, June 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2022 | Metrika Tech Fund acquired AbissiItalian firm offering threat intelligence, testing, application and IoT security services | Undisclosed | Report on Metrika Tech Fund buying Abissi, April 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2022 | Cyber Security Works acquired CYR3CONGives advance alerts about weaknesses and dangers | Undisclosed | Report on Cyber Security Works buying CYR3CON, March 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2022 | Crossword Cybersecurity acquired Threat StatusThreat intelligence company | Undisclosed | Report on Crossword Cybersecurity buying Threat Status, March 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2021 | DomainTools acquired Farsight SecuritySpecialises in DNS-based threat intelligence | Undisclosed | Report on DomainTools buying Farsight Security, November 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2021 | HelpSystems acquired PhishLabsThreat intelligence company providing cybersecurity intelligence services | Undisclosed | Report on HelpSystems buying PhishLabs, October 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| September 2021 | Mastercard acquired CipherTraceStudies digital coins and examines blockchain records | Undisclosed | Report on Mastercard buying CipherTrace, September 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Crossword Cybersecurity acquired Stega UKThreat intelligence and monitoring company based in the UK | $2.5m | Report on Crossword Cybersecurity buying Stega UK, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | ZeroFox acquired VigilanteSpecialises in dark web threat intelligence | Undisclosed | Report on ZeroFox buying Vigilante, July 2021 (opens in a new tab) |
| July 2021 | Rapid7 acquired IntsightsThreat intelligence startup whose technology feeds extended detection and response | $335m | Report on Rapid7 buying Intsights, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Outpost24 acquired BluelivSpanish firm providing threat intelligence to monitor the threat landscape | Undisclosed | Report on Outpost24 buying Blueliv, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Microsoft acquired RiskIQProvides security management tools and threat intelligence across cloud and on-premises systems | $500m | Report on Microsoft buying RiskIQ, July 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| June 2021 | FYEO acquired IntelliaggThreat intelligence company whose technology improves automated threat alerting | Undisclosed | Report on FYEO buying Intelliagg, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |